French bank Crédit Mutuel Arkéa targeted in cyberattack causing fraudulent transfers

French cooperative bank Crédit Mutuel Arkéa suffered a cyberattack that allowed hackers to execute fraudulent transactions, according to BleepingComputer, Taarifa Rwanda, and Vox News Albania. BleepingComputer reported that the incident was first disclosed around November 2, 2026. [1][3][5]

Outlets differed on the financial scope of the fraudulent transactions. BleepingComputer and Taarifa Rwanda reported that the incident involved up to $133 million. KOHA JONË and Vox News Albania put the figure at 133 million euros, while The SOFX Report placed the amount at $112 million. [1][2][3][4][5]

BleepingComputer reported that the attacker compromised a service provider to access the institution's own account and launch transfers to external banking organizations. The bank stated that customer assets were not affected by the breach. The institution responded to the incident by suspending select internal systems. [1]

Crédit Mutuel Arkéa is a major French banking group that holds more than 211.5 billion euros in assets and serves over 5.8 million members, BleepingComputer reported. [1]